io.nflow.engine.config

Class EngineConfiguration

java.lang.Object

io.nflow.engine.config.EngineConfiguration

@Configuration
 @ComponentScan(value="io.nflow.engine")
public class EngineConfiguration
extends Object

The main Spring configuration class for nFlow engine.

Constructor Summary

Constructors

Constructor and Description
EngineConfiguration()

Method Summary

Modifier and Type	Method and Description
WorkflowInstanceExecutor	nflowExecutor(ThreadFactory nflowThreadFactory, Environment env) Creates a workflow instance executor for processing workflow instances.
AbstractResource	nflowNonSpringWorkflowsListing(Environment env) Creates a resource for listing workflows that are not defined as Spring beans.
com.fasterxml.jackson.databind.ObjectMapper	nflowObjectMapper() Creates an object mapper for serializing and deserializing workflow instance state variables to and from database.
ThreadFactory	nflowThreadFactory() Creates a thread factory for creating instance executor threads.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

EngineConfiguration

public EngineConfiguration()

Method Detail

nflowExecutor

@Bean
public WorkflowInstanceExecutor nflowExecutor(ThreadFactory nflowThreadFactory,
                                                    Environment env)

Creates a workflow instance executor for processing workflow instances.

Parameters:

nflowThreadFactory - Thread factory to be used for creating instance executor threads.

env - The Spring environment.

Returns:

Workflow instance executor.

nflowThreadFactory

@Bean
public ThreadFactory nflowThreadFactory()

Creates a thread factory for creating instance executor threads.

Returns:

Instance executor thread factory.

nflowObjectMapper

@Bean
public com.fasterxml.jackson.databind.ObjectMapper nflowObjectMapper()

Creates an object mapper for serializing and deserializing workflow instance state variables to and from database.

Returns:

Object mapper.

nflowNonSpringWorkflowsListing

@Bean
public AbstractResource nflowNonSpringWorkflowsListing(Environment env)

Creates a resource for listing workflows that are not defined as Spring beans.

Parameters:

env - The Spring environment.

Returns:

A resource representing the file that contains a list of workflow class names.